package com.yy.handler;

import com.yy.constant.MessageConstant;
import com.yy.exception.BaseException;
import com.yy.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     *
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result<String> baseExceptionHandler(BaseException ex) {
        log.error("异常信息：{}", ex.getMessage());
        ex.printStackTrace(); //输出到控制台
        return Result.error(ex.getMessage());
    }

    /**
     * 全局默认异常处理
     *
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result<String> exceptionHandler(Exception ex) {
        log.error("异常信息：{}", ex.getMessage());
        ex.printStackTrace(); //输出到控制台
        return Result.error(MessageConstant.UNKNOWN_ERROR);
    }

    @ExceptionHandler
    public Result doSQLException(SQLIntegrityConstraintViolationException ex) {
        log.error("异常信息:{}", ex.getMessage());
        String message = ex.getMessage();
        if (message.contains("Duplicate")) {
            String[] split = message.split(" ");
            String msg = split[2];
            return Result.error(msg + "已存在 ！！！");
        }
        return Result.error(ex.getMessage());
    }


}
